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spf=none smtp.mailfrom=xen-devel-bounces@lists.xenproject.org Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1i3HX6-0003lX-VM; Thu, 29 Aug 2019 10:20:00 +0000 Received: from all-amaz-eas1.inumbo.com ([34.197.232.57] helo=us1-amaz-eas2.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1i3HX5-0003kt-PD for xen-devel@lists.xenproject.org; Thu, 29 Aug 2019 10:19:59 +0000 X-Inumbo-ID: 7ce8102c-ca46-11e9-ae64-12813bfff9fa Received: from mx1.suse.de (unknown [195.135.220.15]) by us1-amaz-eas2.inumbo.com (Halon) with ESMTPS id 7ce8102c-ca46-11e9-ae64-12813bfff9fa; Thu, 29 Aug 2019 10:19:32 +0000 (UTC) X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id ABACDAF43; Thu, 29 Aug 2019 10:19:31 +0000 (UTC) To: Chao Gao References: <1566177928-19114-1-git-send-email-chao.gao@intel.com> <1566177928-19114-11-git-send-email-chao.gao@intel.com> From: Jan Beulich Message-ID: <86fbb756-85ce-5def-87bc-6a90cce22018@suse.com> Date: Thu, 29 Aug 2019 12:19:32 +0200 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.8.0 MIME-Version: 1.0 In-Reply-To: <1566177928-19114-11-git-send-email-chao.gao@intel.com> Content-Language: en-US Subject: Re: [Xen-devel] [PATCH v9 10/15] microcode: split out apply_microcode() from cpu_request_microcode() X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Cc: xen-devel@lists.xenproject.org, =?UTF-8?Q?Roger_Pau_Monn=c3=a9?= , Ashok Raj , Wei Liu , Andrew Cooper Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" T24gMTkuMDguMjAxOSAwMzoyNSwgQ2hhbyBHYW8gd3JvdGU6Cj4gQEAgLTMwMCwzMiArMzIyLDQ0 IEBAIGludCBtaWNyb2NvZGVfdXBkYXRlKFhFTl9HVUVTVF9IQU5ETEVfUEFSQU0oY29uc3Rfdm9p ZCkgYnVmLCB1bnNpZ25lZCBsb25nIGxlbikKPiAgICAgIGlmICggbWljcm9jb2RlX29wcyA9PSBO VUxMICkKPiAgICAgICAgICByZXR1cm4gLUVJTlZBTDsKPiAgCj4gLSAgICBpbmZvID0geG1hbGxv Y19ieXRlcyhzaXplb2YoKmluZm8pICsgbGVuKTsKPiAtICAgIGlmICggaW5mbyA9PSBOVUxMICkK PiArICAgIGJ1ZmZlciA9IHhtYWxsb2NfYnl0ZXMobGVuKTsKPiArICAgIGlmICggIWJ1ZmZlciAp Cj4gICAgICAgICAgcmV0dXJuIC1FTk9NRU07Cj4gIAo+IC0gICAgcmV0ID0gY29weV9mcm9tX2d1 ZXN0KGluZm8tPmJ1ZmZlciwgYnVmLCBsZW4pOwo+IC0gICAgaWYgKCByZXQgIT0gMCApCj4gKyAg ICBpZiAoIGNvcHlfZnJvbV9ndWVzdChidWZmZXIsIGJ1ZiwgbGVuKSApCj4gICAgICB7Cj4gLSAg ICAgICAgeGZyZWUoaW5mbyk7Cj4gLSAgICAgICAgcmV0dXJuIHJldDsKPiArICAgICAgICByZXQg PSAtRUZBVUxUOwo+ICsgICAgICAgIGdvdG8gZnJlZTsKPiAgICAgIH0KPiAgCj4gLSAgICBpbmZv LT5idWZmZXJfc2l6ZSA9IGxlbjsKPiAtICAgIGluZm8tPmVycm9yID0gMDsKPiAtICAgIGluZm8t PmNwdSA9IGNwdW1hc2tfZmlyc3QoJmNwdV9vbmxpbmVfbWFwKTsKPiAtCj4gICAgICBpZiAoIG1p Y3JvY29kZV9vcHMtPnN0YXJ0X3VwZGF0ZSApCj4gICAgICB7Cj4gICAgICAgICAgcmV0ID0gbWlj cm9jb2RlX29wcy0+c3RhcnRfdXBkYXRlKCk7Cj4gICAgICAgICAgaWYgKCByZXQgIT0gMCApCj4g LSAgICAgICAgewo+IC0gICAgICAgICAgICB4ZnJlZShpbmZvKTsKPiAtICAgICAgICAgICAgcmV0 dXJuIHJldDsKPiAtICAgICAgICB9Cj4gKyAgICAgICAgICAgIGdvdG8gZnJlZTsKPiAgICAgIH0K PiAgCj4gLSAgICByZXR1cm4gY29udGludWVfaHlwZXJjYWxsX29uX2NwdShpbmZvLT5jcHUsIGRv X21pY3JvY29kZV91cGRhdGUsIGluZm8pOwo+ICsgICAgcGF0Y2ggPSBwYXJzZV9ibG9iKGJ1ZmZl ciwgbGVuKTsKPiArICAgIGlmICggSVNfRVJSKHBhdGNoKSApCj4gKyAgICB7Cj4gKyAgICAgICAg cmV0ID0gUFRSX0VSUihwYXRjaCk7Cj4gKyAgICAgICAgcHJpbnRrKFhFTkxPR19JTkZPICJQYXJz aW5nIG1pY3JvY29kZSBibG9iIGVycm9yICVkXG4iLCByZXQpOwoKSSB0aGluayB0aGlzIHdhbnRz IHRvIGJlIGF0IGxlYXN0IFhFTkxPR19XQVJOSU5HLgoKPiBAQCAtMzcyLDIzICs0MDYsNDYgQEAg aW50IF9faW5pdCBlYXJseV9taWNyb2NvZGVfdXBkYXRlX2NwdShib29sIHN0YXJ0X3VwZGF0ZSkK PiAgCj4gICAgICBtaWNyb2NvZGVfb3BzLT5jb2xsZWN0X2NwdV9pbmZvKCZ0aGlzX2NwdShjcHVf c2lnKSk7Cj4gIAo+IC0gICAgaWYgKCBkYXRhICkKPiArICAgIGlmICggIWRhdGEgKQo+ICsgICAg ICAgIHJldHVybiAtRU5PTUVNOwo+ICsKPiArICAgIGlmICggc3RhcnRfdXBkYXRlICkKPiAgICAg IHsKPiAtICAgICAgICBpZiAoIHN0YXJ0X3VwZGF0ZSAmJiBtaWNyb2NvZGVfb3BzLT5zdGFydF91 cGRhdGUgKQo+ICsgICAgICAgIHN0cnVjdCBtaWNyb2NvZGVfcGF0Y2ggKnBhdGNoOwo+ICsKPiAr ICAgICAgICBpZiAoIG1pY3JvY29kZV9vcHMtPnN0YXJ0X3VwZGF0ZSApCj4gICAgICAgICAgICAg IHJjID0gbWljcm9jb2RlX29wcy0+c3RhcnRfdXBkYXRlKCk7Cj4gIAo+ICAgICAgICAgIGlmICgg cmMgKQo+ICAgICAgICAgICAgICByZXR1cm4gcmM7Cj4gIAo+IC0gICAgICAgIHJjID0gbWljcm9j b2RlX3VwZGF0ZV9jcHUoZGF0YSwgbGVuKTsKPiArICAgICAgICBwYXRjaCA9IHBhcnNlX2Jsb2Io ZGF0YSwgbGVuKTsKPiArICAgICAgICBpZiAoIElTX0VSUihwYXRjaCkgKQo+ICsgICAgICAgIHsK PiArICAgICAgICAgICAgcHJpbnRrKFhFTkxPR19JTkZPICJQYXJzaW5nIG1pY3JvY29kZSBibG9i IGVycm9yICVsZFxuIiwKClNhbWUgaGVyZS4KCj4gKyAgICAgICAgICAgICAgICAgICBQVFJfRVJS KHBhdGNoKSk7Cj4gKyAgICAgICAgICAgIHJldHVybiBQVFJfRVJSKHBhdGNoKTsKPiArICAgICAg ICB9Cj4gKwo+ICsgICAgICAgIGlmICggIXBhdGNoICkKPiArICAgICAgICB7Cj4gKyAgICAgICAg ICAgIHByaW50ayhYRU5MT0dfSU5GTyAiTm8gdWNvZGUgZm91bmQuIFVwZGF0ZSBhYm9ydGVkIVxu Iik7CgpIZXJlIEknbSBub3Qgc3VyZSB0aGUgbWVzc2FnZSBpcyB3b3J0aHdoaWxlIHRvIGhhdmUu Cgo+IEBAIC00MSw4ICs0Miw2IEBAIHN0cnVjdCBjcHVfc2lnbmF0dXJlIHsKPiAgREVDTEFSRV9Q RVJfQ1BVKHN0cnVjdCBjcHVfc2lnbmF0dXJlLCBjcHVfc2lnKTsKPiAgZXh0ZXJuIGNvbnN0IHN0 cnVjdCBtaWNyb2NvZGVfb3BzICptaWNyb2NvZGVfb3BzOwo+ICAKPiAtY29uc3Qgc3RydWN0IG1p Y3JvY29kZV9wYXRjaCAqbWljcm9jb2RlX2dldF9jYWNoZSh2b2lkKTsKPiAtYm9vbCBtaWNyb2Nv ZGVfdXBkYXRlX2NhY2hlKHN0cnVjdCBtaWNyb2NvZGVfcGF0Y2ggKnBhdGNoKTsKCklmIHlvdSBy ZW1vdmUgdGhlIGRlY2xhcmF0aW9uIGJ1dCBub3QgdGhlIGRlZmluaXRpb24sIHRoZW4gdGhlCmxh dHRlciBzaG91bGQgYmVjb21lIHN0YXRpYy4KCkphbgoKX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX18KWGVuLWRldmVsIG1haWxpbmcgbGlzdApYZW4tZGV2ZWxA bGlzdHMueGVucHJvamVjdC5vcmcKaHR0cHM6Ly9saXN0cy54ZW5wcm9qZWN0Lm9yZy9tYWlsbWFu L2xpc3RpbmZvL3hlbi1kZXZlbA==